DISCLAIMER:THIS IS AN INITIAL BUILD WHICH MAY HAVE MANY BUGS. HAVE A BACKUP BEFORE FLASHING THIS AND TRY AT YOUR OWN RISK. Installing a custom ROM on a Redmi Note 4G requires an unlocked bootloader on Redmi Note 4G, which may VOID your warranty and may delete all your data. Before proceeding further you may consider backup all data on the phone. You are the only person doing changes to your phone and I cannot be held responsible for the mistakes done by you.

Root binary is NOT inbuilt in Lineage OS ROM, so you may need a separate SuperSu package or LineageOS su binary to install to gain ROOT access. Here is LineageOS 14.1 Rooting guide If there is no in-built ROOT or it does not work for some reason then you can try SuperSU rooting guide to enable ROOT access.

HOW TO INSTALL/DOWNLOAD/FLASH/UPDATE THE Redmi Note 4G TO THE LINEAGE OS 14.1 BASED ANDROID NOUGAT ROM:

Follow this if you are flashing LineageOS 14.1 on the Redmi Note 4G (dior) for the first time, or coming from another ROM:

Points to NOTE: – Try to avoid restoring apps backup using Titanium Backup. It may break things up. – Don’t restore system data using Titanium Backup! It will definitely break the current installation. – It is also discouraged to Restoring Apps + Data using Titanium Backup.

Boot into Recovery.Make sure to have a Custom recovery like CWM or TWRP or any other custom recovery. If not then download the recovery for Redmi Note 4G from above link and follow the Custom Recovery Installation Guide (it’s a generic guide which will work for TWRP as well as CWM recovery or any other recovery)

Wipe data factory reset, Cache partition, Dalvik Cache and Format the System partition. – Here is a guide explaining how to wipe data using TWRP recovery.

Complete the initial setup and enjoy Android Nougat 7.1 with Lineage OS on the Redmi Note 4G. After the installing LineageOS 14.1 for Redmi Note 4G, you may want to enable ROOT access on your phone and here is how you can do that:How to Enable ROOT on LineageOS 14.1.